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watchdog: w83627hf_wdt: Support NCT6796D, NCT6797D, NCT6798D 

The watchdog controller on NCT6796D, NCT6797D, and NCT6798D is compatible
with the wtachdog controller on other Nuvoton chips.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Wim Van Sebroeck <wim@linux-watchdog.org>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
This commit is contained in:
Guenter Roeck 2018-09-23 06:54:11 -07:00 committed by Wim Van Sebroeck
parent 79b10e09bb
commit 57cbf0e3a0
1 changed files with 7 additions and 1 deletions
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8
drivers/watchdog/w83627hf_wdt.c
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@ -50,7 +50,7 @@ static int cr_wdt_csr; /* WDT control & status register */
enum chips { w83627hf, w83627s, w83697hf, w83697ug, w83637hf, w83627thf,
w83687thf, w83627ehf, w83627dhg, w83627uhg, w83667hg, w83627dhg_p,
w83667hg_b, nct6775, nct6776, nct6779, nct6791, nct6792, nct6793,
nct6795, nct6102 };
nct6795, nct6796, nct6102 };
static int timeout; /* in seconds */
module_param(timeout, int, 0);
@ -100,6 +100,7 @@ MODULE_PARM_DESC(early_disable, "Disable watchdog at boot time (default=0)");
#define NCT6792_ID 0xc9
#define NCT6793_ID 0xd1
#define NCT6795_ID 0xd3
#define NCT6796_ID 0xd4 /* also NCT9697D, NCT9698D */
#define W83627HF_WDT_TIMEOUT 0xf6
#define W83697HF_WDT_TIMEOUT 0xf4
@ -209,6 +210,7 @@ static int w83627hf_init(struct watchdog_device *wdog, enum chips chip)
case nct6792:
case nct6793:
case nct6795:
case nct6796:
case nct6102:
/*
* These chips have a fixed WDTO# output pin (W83627UHG),
@ -407,6 +409,9 @@ static int wdt_find(int addr)
case NCT6795_ID:
ret = nct6795;
break;
case NCT6796_ID:
ret = nct6796;
break;
case NCT6102_ID:
ret = nct6102;
cr_wdt_timeout = NCT6102D_WDT_TIMEOUT;
@ -450,6 +455,7 @@ static int __init wdt_init(void)
"NCT6792",
"NCT6793",
"NCT6795",
"NCT6796",
"NCT6102",
};